*{
    margin: 0;
    padding: 0;
}
.content{
    width: 1226px;
    margin: 0 auto;
    margin-top: 20px !important;
    column-count: 4;
    column-gap: 10px;
    /* position: fixed; */
}
.content>div{
    margin-bottom: 10px;
}
.content>div>img{
    width: 284px;
    transition: all 1s;
}
.screenImg{
    width: 100vw;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    background-size: auto 100vh;
    overflow: hidden;
    margin: 0 auto;
    background-size: auto 100vh;
    background-repeat: no-repeat;
    background-position: center;
    background-color: black;
    display: none;
}
.imgContent:hover{
    transform: translate3d(0, -5px, 0);
    cursor: pointer;
}
/*加载动画*/
.content{
    display: none;
}
.loadAnimation{
    width: 100vw;
    height: 100vh;
    background-color: rgba(0,0,0,.1);
    position: fixed;
    top: 0;
    left: 0;
    background-color: black;
    z-index: 999999;
}
.loader {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    font-size: 20px;
    width: 1em;
    height: 1em;
    border-radius: 50%;
    position: relative;
    text-indent: -9999em;
    animation: load-effect 1s infinite linear;
}
@keyframes load-effect {
    0%{
        box-shadow: -3em 2em 0 .5em #FFF, 0 2em 0 0 #FFF, 3em 2em 0 -.5em #ffffff;
    }
    25% {
        box-shadow: -3em 2em 0 0 #FFF, 0 2em 0 -.5em #FFF, 3em 2em 0 0 #FFF;
    }
    50% {
        box-shadow: -3em 2em 0 -0.5em #FFF, 0 2em 0 0 #FFF, 3em 2em 0 .5em #FFF;
    }
    75% {
        box-shadow: -3em 2em 0 0 #FFF, 0 2em 0 .5em #FFF, 3em 2em 0 0 #FFF;
    }
    100% {
        box-shadow: -3em 2em 0 .5em #FFF, 0 2em 0 0 #FFF, 3em 2em 0 -.5em #FFF;
    }
}